Home
HelpTest Code TREGS T-Cell Subsets, Regulatory (Tregs), Blood
Shipping Instructions
Testing performed Monday through Friday. Specimens not received by 4 p.m. Central time on Fridays may be canceled
Specimens arriving on the weekend and observed holidays may be canceled.
Collect and package specimen as close to shipping time as possible. It is recommended that specimens arrive within 24 hours of collection.
Necessary Information
The ordering healthcare professional's name and phone number are required.
Specimen Required
Container/Tube: Lavender top (EDTA)
Specimen Volume: 3 mL
Collection Instructions: Send whole blood specimen in original tube. Do not aliquot.
Additional Information: For serial monitoring, it is recommended that specimens are collected at the same time of day.
CMH COLLECTION: 2mL blood in an EDTA lavender vacutainer
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood EDTA | Ambient | 72 hours | PURPLE OR PINK TOP/EDTA |
Useful For
Evaluating patients with clinical features of IPEX (immune dysregulation, polyendocrinopathy, enteropathy, X-linked inheritance) and other primary immunodeficiencies, autoimmune diseases, allergy and asthma, and graft-vs-host disease post-hematopoietic stem cell transplantation
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
Day(s) Performed
Monday through Friday
Report Available
3 to 4 daysReporting Name
T Cell Subsets, Regulatory (Tregs)Reference Values
The appropriate age-related reference values will be provided on the report.
Method Name
Flow Cytometry
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86359
86361